Definition: The meninges are the three thin but strong membranes that cover and protect the spinal cord and brain. The meninges are made up of the external layer, the dura mater, the middle layer, the arachnoid membrane, and the innermost layer, the pia mater. Meningitis, a very serious illness, is the inflammation of the meninges, caused by a bacterial or viral infection.
Also Known As: pia mater, dura mater, arachnoid mater, arachnoid membrane, meninx,
Common Misspellings: meningees, meningese, menenges,
Examples:Meningitis, or inflammation of the meninges, is often treated by antibiotics.